Table 2. Effect of receptive field size on validation classification accuracy (%). The mean (standard deviation) of the accuracy for three training runs are reported. (GRU, 32 filters, 64x32 patch size, single-layer vertical unidirectional RNN, 25% dropout).
| Square | Rectangular | ||||
|---|---|---|---|---|---|
| Size | Acc. (%) | Size | Acc. (%) | Size | Acc. (%) |
| 1x1 | 96.12 (0.05) | 1x4 | 96.10 (0.12) | 8x1 | 96.37 (0.03) |
| 2x2 | 96.28 (0.02) | 4x1 | 96.28 (0.01) | 2x8 | 96.08 (0.08) |
| 4x4 | 96.29 (0.06) | 2x4 | 96.24 (0.05) | 8x2 | 96.44 (0.02) |
| 8x8 | 96.13 (0.10) | 4x2 | 96.35 (0.03) | 4x8 | 96.13 (0.08) |
| 16x16 | 95.82 (0.06) | 1x8 | 96.09 (0.05) | 8x4 | 96.38 (0.03) |